<template>
  <div id="nav">
    <a-config-provider :locale="locale">
      <router-view>
        <Home />
      </router-view>
    </a-config-provider>
  </div>
</template>

<script>
import Home from '@/views/Home'
import zhCN from 'ant-design-vue/es/locale/zh_CN'
export default {
  name: 'App',
  components: {
    Home
  },
  data() {
    return {
      locale: zhCN
    }
  },
  created() {
    // 在页面加载时读取sessionStorage里的状态信息
    if (sessionStorage.getItem('store')) {
      this.$store.replaceState(
        Object.assign(
          {},
          this.$store.state,
          JSON.parse(sessionStorage.getItem('store'))
        )
      )
    }
    // 在页面刷新时将vuex里的信息保存到sessionStorage里
    window.addEventListener('beforeunload', () => {
      sessionStorage.setItem('store', JSON.stringify(this.$store.state))
    })
  }
}
</script>

<style lang="scss">
#app {
  font-family: Avenir, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-align: center;
  color: #2c3e50;
}

#nav {
  padding: 30px;

  a {
    font-weight: bold;
    color: #2c3e50;

    &.router-link-exact-active {
      color: #42b983;
    }
  }
}
</style>
